🐠 JOYOHOME Aquarium Heater: 300W/500W Thermostat Fish Tank Heater with Dual LED Temp Controller for Marine and Freshwater Tanks Review

Fully Submersible Aquarium Heater-- Power 500w, Voltage 110V/60Hz, 11.6in long heater rod, suitable for aquarium/fish/betta/reef/hydroponics tank 53-80 gallon. The 43in controller power cord & the 53.5in heater power cord with temperature control range from 63~94°F make it fit your reef tank well. Heating Quickly-- The heater is compost of explosion-proof quartz glass tube and 304 stainless steel, shatter-proof and blast-proof, heating fastly. A thicker shell that is heat resistant will protect your little fish from scalding. Smart Heating & Built with Overheat-- The aquarium heater for 30, 40, 50, 60-gallon fish tank can always provide a stable water temperature for your beloved fish. Over-temperature protection: When water temp exceeds 95°F, showing HH, and forced to stop heating. Precautions for Use-- 1. The fish tank heater must be completely immersed in water before powering on. 2. Better install the aquarium heater near the air pump or where the water flow is strong to make the entire aquarium at the same temp. Dual Temp Displays-- The dual LED displays show current water temp and set temp of freshwater or saltwater. When the current temp is lower than the set temp, the fish heater starts to work until the water temp reaches the set temp fish and Aquatic.